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Finding the Fourth Proportional to 441,658.16, 609,488.35 and 240,454.16

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Solution

The fourth proportional to 441,658.16, 609,488.35 and 240,454.16 is: 331,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,658.16 : 609,488.35 = 240,454.16 : x
  2. Step 2: Convert to fraction form
    441,658.16/609,488.35 = 240,454.16/x
  3. Step 3: Cross multiply
    441,658.16x = 609,488.35 × 240,454.16
  4. Step 4: Simplify right side
    441,658.16x = 146,554,006,181.59
  5. Step 5: Solve for x
    x = 146,554,006,181.59/441,658.16
  6. Step 6: Final answer
    x = 331,826.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.